WebSVN – Kolibri OS – Diff – /kernel/branches/kolibri_pe/blkdev/cd_drv.inc

Rev 996		Rev 2971
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2	;; ;;	2	;; ;;
3	;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;	3	;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
4	;; Distributed under terms of the GNU General Public License ;;	4	;; Distributed under terms of the GNU General Public License ;;
5	;; ;;	5	;; ;;
6	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;	6	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
7		7
8	$Revision: 996 $	8	$Revision: 2971 $
9		9
10		10
11	;**********************************************************	11	;**********************************************************
12	; Íåïîñðåäñòâåííàÿ ðàáîòà ñ óñòðîéñòâîì ÑD (ATAPI)	12	; Íåïîñðåäñòâåííàÿ ðàáîòà ñ óñòðîéñòâîì ÑD (ATAPI)
13	;**********************************************************	13	;**********************************************************
14	; Àâòîð ÷àñòè èñõîäíîãî òåêñòà Êóëàêîâ Âëàäèìèð Ãåííàäüåâè÷	14	; Àâòîð ÷àñòè èñõîäíîãî òåêñòà Êóëàêîâ Âëàäèìèð Ãåííàäüåâè÷
15	; Àäàïòàöèÿ, äîðàáîòêà è ðàçðàáîòêà Mario79	15	; Àäàïòàöèÿ, äîðàáîòêà è ðàçðàáîòêà Mario79
16		16
17	; Ìàêñèìàëüíîå êîëè÷åñòâî ïîâòîðåíèé îïåðàöèè ÷òåíè	17	; Ìàêñèìàëüíîå êîëè÷åñòâî ïîâòîðåíèé îïåðàöèè ÷òåíèÿ
18	MaxRetr equ 10	18	MaxRetr equ 10
19	; Ïðåäåëüíîå âðåìÿ îæèäàíèÿ ãîòîâíîñòè ê ïðèåìó êîìàíäû	19	; Ïðåäåëüíîå âðåìÿ îæèäàíèÿ ãîòîâíîñòè ê ïðèåìó êîìàíäû
20	; (â òèêàõ)	20	; (â òèêàõ)
21	BSYWaitTime equ 1000 ;2	21	BSYWaitTime equ 1000 ;2
22	NoTickWaitTime equ 0xfffff	22	NoTickWaitTime equ 0xfffff
23		23
24	;*************************************************	24	;*************************************************
25	;* ÏÎËÍÎÅ ×ÒÅÍÈÅ ÑÅÊÒÎÐÀ ÊÎÌÏÀÊÒ-ÄÈÑÊÀ *	25	;* ÏÎËÍÎÅ ×ÒÅÍÈÅ ÑÅÊÒÎÐÀ ÊÎÌÏÀÊÒ-ÄÈÑÊÀ *
26	;* Ñ÷èòûâàþòñÿ äàííûå ïîëüçîâàòåëÿ, èíôîðìàöèÿ *	26	;* Ñ÷èòûâàþòñÿ äàííûå ïîëüçîâàòåëÿ, èíôîðìàöèÿ *
27	;* ñóáêàíàëà è êîíòðîëüíàÿ èíôîðìàöèÿ *	27	;* ñóáêàíàëà è êîíòðîëüíàÿ èíôîðìàöèÿ *
28	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	28	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
29	;* ïåðìåííûå: *	29	;* ïåðìåííûå: *
30	;* ChannelNumber - íîìåð êàíàëà; *	30	;* ChannelNumber - íîìåð êàíàëà; *
31	;* DiskNumber - íîìåð äèñêà íà êàíàëå; *	31	;* DiskNumber - íîìåð äèñêà íà êàíàëå; *
32	;* CDSectorAddress - àäðåñ ñ÷èòûâàåìîãî ñåêòîðà. *	32	;* CDSectorAddress - àäðåñ ñ÷èòûâàåìîãî ñåêòîðà. *
33	;* Äàííûå ñ÷èòûâàåòñÿ â ìàññèâ CDDataBuf. *	33	;* Äàííûå ñ÷èòûâàåòñÿ â ìàññèâ CDDataBuf. *
34	;*************************************************	34	;*************************************************
35	ReadCD:	35	ReadCD:
36	pusha	36	pusha
37	; Çàäàòü ðàçìåð ñåêòîðà	37	; Çàäàòü ðàçìåð ñåêòîðà
38	mov [CDBlockSize],2048 ;2352	38	mov [CDBlockSize],2048 ;2352
39	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	39	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
40	call clear_packet_buffer	40	call clear_packet_buffer
41	; Ñôîðìèðîâàòü ïàêåòíóþ êîìàíäó äëÿ ñ÷èòûâàíè	41	; Ñôîðìèðîâàòü ïàêåòíóþ êîìàíäó äëÿ ñ÷èòûâàíèÿ
42	; ñåêòîðà äàííûõ	42	; ñåêòîðà äàííûõ
43	; Çàäàòü êîä êîìàíäû Read CD	43	; Çàäàòü êîä êîìàíäû Read CD
44	mov [PacketCommand],byte 0x28 ;0xBE	44	mov [PacketCommand],byte 0x28 ;0xBE
45	; Çàäàòü àäðåñ ñåêòîðà	45	; Çàäàòü àäðåñ ñåêòîðà
46	mov AX,word [CDSectorAddress+2]	46	mov AX,word [CDSectorAddress+2]
47	xchg AL,AH	47	xchg AL,AH
48	mov word [PacketCommand+2],AX	48	mov word [PacketCommand+2],AX
49	mov AX,word [CDSectorAddress]	49	mov AX,word [CDSectorAddress]
50	xchg AL,AH	50	xchg AL,AH
51	mov word [PacketCommand+4],AX	51	mov word [PacketCommand+4],AX
52	; mov eax,[CDSectorAddress]	52	; mov eax,[CDSectorAddress]
53	; mov [PacketCommand+2],eax	53	; mov [PacketCommand+2],eax
54	; Çàäàòü êîëè÷åñòâî ñ÷èòûâàåìûõ ñåêòîðîâ	54	; Çàäàòü êîëè÷åñòâî ñ÷èòûâàåìûõ ñåêòîðîâ
55	mov [PacketCommand+8],byte 1	55	mov [PacketCommand+8],byte 1
56	; Çàäàòü ñ÷èòûâàíèå äàííûõ â ïîëíîì îáúåìå	56	; Çàäàòü ñ÷èòûâàíèå äàííûõ â ïîëíîì îáúåìå
57	; mov [PacketCommand+9],byte 0xF8	57	; mov [PacketCommand+9],byte 0xF8
58	; Ïîäàòü êîìàíäó	58	; Ïîäàòü êîìàíäó
59	call SendPacketDatCommand	59	call SendPacketDatCommand
60	popa	60	popa
61	ret	61	ret
62		62
63	;********************************************	63	;********************************************
64	;* ×ÒÅÍÈÅ ÑÅÊÒÎÐÀ Ñ ÏÎÂÒÎÐÀÌÈ *	64	;* ×ÒÅÍÈÅ ÑÅÊÒÎÐÀ Ñ ÏÎÂÒÎÐÀÌÈ *
65	;* Ìíîãîêðàòíîå ïîâòîðåíèå ÷òåíèÿ ïðè ñáîÿõ *	65	;* Ìíîãîêðàòíîå ïîâòîðåíèå ÷òåíèÿ ïðè ñáîÿõ *
66	;********************************************	66	;********************************************
67	ReadCDWRetr:	67	ReadCDWRetr:
68	;-----------------------------------------------------------	68	;-----------------------------------------------------------
69	; input : eax = block to read	69	; input : eax = block to read
70	; ebx = destination	70	; ebx = destination
71	;-----------------------------------------------------------	71	;-----------------------------------------------------------
72	pushad	72	pushad
73	mov eax,[CDSectorAddress]	73	mov eax,[CDSectorAddress]
74	mov ebx,[CDDataBuf_pointer]	74	mov ebx,[CDDataBuf_pointer]
75	call cd_calculate_cache	75	call cd_calculate_cache
76	add esi,8	76	add esi,8
77	mov edi,1	77	mov edi,1
78	.hdreadcache:	78	.hdreadcache:
79	; cmp dword [esi+4],0 ; empty	79	; cmp dword [esi+4],0 ; empty
80	; je .nohdcache	80	; je .nohdcache
81	cmp [esi],eax ; correct sector	81	cmp [esi],eax ; correct sector
82	je .yeshdcache	82	je .yeshdcache
83	.nohdcache:	83	.nohdcache:
84	add esi,8	84	add esi,8
85	inc edi	85	inc edi
86	dec ecx	86	dec ecx
87	jnz .hdreadcache	87	jnz .hdreadcache
88	call find_empty_slot_CD_cache ; ret in edi	88	call find_empty_slot_CD_cache ; ret in edi
89		89
90	push edi	90	push edi
91	push eax	91	push eax
92	call cd_calculate_cache_2	92	call cd_calculate_cache_2
93	shl edi,11	93	shl edi,11
94	add edi,eax	94	add edi,eax
95	mov [CDDataBuf_pointer],edi	95	mov [CDDataBuf_pointer],edi
96	pop eax	96	pop eax
97	pop edi	97	pop edi
98		98
99	call ReadCDWRetr_1	99	call ReadCDWRetr_1
100	cmp [DevErrorCode],0	100	cmp [DevErrorCode],0
101	jne .exit	101	jne .exit
102		102
103	mov [CDDataBuf_pointer],ebx	103	mov [CDDataBuf_pointer],ebx
104	call cd_calculate_cache_1	104	call cd_calculate_cache_1
105	lea esi,[edi*8+esi]	105	lea esi,[edi*8+esi]
106	mov [esi],eax ; sector number	106	mov [esi],eax ; sector number
107	; mov dword [esi+4],1 ; hd read - mark as same as in hd	107	; mov dword [esi+4],1 ; hd read - mark as same as in hd
108	.yeshdcache:	108	.yeshdcache:
109	mov esi,edi	109	mov esi,edi
110	shl esi,11 ;9	110	shl esi,11 ;9
111	push eax	111	push eax
112	call cd_calculate_cache_2	112	call cd_calculate_cache_2
113	add esi,eax	113	add esi,eax
114	pop eax	114	pop eax
115	mov edi,ebx ;[CDDataBuf_pointer]	115	mov edi,ebx ;[CDDataBuf_pointer]
116	mov ecx,512 ;/4	116	mov ecx,512 ;/4
117	cld	117	cld
118	rep movsd ; move data	118	rep movsd ; move data
119	.exit:	119	.exit:
120	popad	120	popad
121	ret	121	ret
122		122
123	ReadCDWRetr_1:	123	ReadCDWRetr_1:
124	pushad	124	pushad
125		125
126	; Öèêë, ïîêà êîìàíäà íå âûïîëíåíà óñïåøíî èëè íå	126	; Öèêë, ïîêà êîìàíäà íå âûïîëíåíà óñïåøíî èëè íå
127	; èñ÷åðïàíî êîëè÷åñòâî ïîïûòîê	127	; èñ÷åðïàíî êîëè÷åñòâî ïîïûòîê
128	mov ECX,MaxRetr	128	mov ECX,MaxRetr
129	@@NextRetr:	129	@@NextRetr:
130	; Ïîäàòü êîìàíäó	130	; Ïîäàòü êîìàíäó
131	call ReadCD	131	call ReadCD
132	cmp [DevErrorCode],0	132	cmp [DevErrorCode],0
133	je @@End_4	133	je @@End_4
134		134
135	or ecx,ecx ;{SPraid.simba} (for cd load)	135	or ecx,ecx ;{SPraid.simba} (for cd load)
136	jz @@End_4	136	jz @@End_4
137	dec ecx	137	dec ecx
138		138
139	cmp [timer_ticks_enable],0	139	cmp [timer_ticks_enable],0
140	jne @f	140	jne @f
141	mov eax,NoTickWaitTime	141	mov eax,NoTickWaitTime
142	.wait:	142	.wait:
143	dec eax	143	dec eax
144	cmp eax,0	144	cmp eax,0
145	je @@NextRetr	145	je @@NextRetr
146	jmp .wait	146	jmp .wait
147	@@:	147	@@:
148	; Çàäåðæêà íà 2,5 ñåêóíäû	148	; Çàäåðæêà íà 2,5 ñåêóíäû
149	; mov EAX,[timer_ticks]	149	; mov EAX,[timer_ticks]
150	; add EAX,50 ;250	150	; add EAX,50 ;250
151	;@@Wait:	151	;@@Wait:
152	; call change_task	152	; call change_task
153	; cmp EAX,[timer_ticks]	153	; cmp EAX,[timer_ticks]
154	; ja @@Wait	154	; ja @@Wait
155	loop @@NextRetr	155	loop @@NextRetr
156	@@End_4:	156	@@End_4:
157	popad	157	popad
158	ret	158	ret
159		159
160		160
161	; Óíèâåðñàëüíûå ïðîöåäóðû, îáåñïå÷èâàþùèå âûïîëíåíèå	161	; Óíèâåðñàëüíûå ïðîöåäóðû, îáåñïå÷èâàþùèå âûïîëíåíèå
162	; ïàêåòíûõ êîìàíä â ðåæèìå PIO	162	; ïàêåòíûõ êîìàíä â ðåæèìå PIO
163		163
164	; Ìàêñèìàëüíî äîïóñòèìîå âðåìÿ îæèäàíèÿ ðåàêöèè	164	; Ìàêñèìàëüíî äîïóñòèìîå âðåìÿ îæèäàíèÿ ðåàêöèè
165	; óñòðîéñòâà íà ïàêåòíóþ êîìàíäó (â òèêàõ)	165	; óñòðîéñòâà íà ïàêåòíóþ êîìàíäó (â òèêàõ)
166	MaxCDWaitTime equ 1000 ;200 ;10 ñåêóíä	166	MaxCDWaitTime equ 1000 ;200 ;10 ñåêóíä
167		167
168	; Îáëàñòü ïàìÿòè äëÿ ôîðìèðîâàíèÿ ïàêåòíîé êîìàíäû	168	; Îáëàñòü ïàìÿòè äëÿ ôîðìèðîâàíèÿ ïàêåòíîé êîìàíäû
169	PacketCommand: rb 12 ;DB 12 DUP (?)	169	PacketCommand: rb 12 ;DB 12 DUP (?)
170	; Îáëàñòü ïàìÿòè äëÿ ïðèåìà äàííûõ îò äèñêîâîäà	170	; Îáëàñòü ïàìÿòè äëÿ ïðèåìà äàííûõ îò äèñêîâîäà
-		171	;CDDataBuf DB 4096 DUP (0)
171	; Ðàçìåð ïðèíèìàåìîãî áëîêà äàííûõ â áàéòàõ	172	; Ðàçìåð ïðèíèìàåìîãî áëîêà äàííûõ â áàéòàõ
172	CDBlockSize DW ?	173	CDBlockSize DW ?
173	; Àäðåñ ñ÷èòûâàåìîãî ñåêòîðà äàííûõ	174	; Àäðåñ ñ÷èòûâàåìîãî ñåêòîðà äàííûõ
174	CDSectorAddress: DD ?	175	CDSectorAddress: DD ?
175	; Âðåìÿ íà÷àëà î÷åðåäíîé îïåðàöèè ñ äèñêîì	176	; Âðåìÿ íà÷àëà î÷åðåäíîé îïåðàöèè ñ äèñêîì
176	TickCounter_1 DD 0	177	TickCounter_1 DD 0
177	; Âðåìÿ íà÷àëà îæèäàíèÿ ãîòîâíîñòè óñòðîéñòâà	178	; Âðåìÿ íà÷àëà îæèäàíèÿ ãîòîâíîñòè óñòðîéñòâà
178	WURStartTime DD 0	179	WURStartTime DD 0
179	; óêàçàòåëü áóôåðà äëÿ ñ÷èòûâàíè	180	; óêàçàòåëü áóôåðà äëÿ ñ÷èòûâàíèÿ
180	CDDataBuf_pointer dd 0	181	CDDataBuf_pointer dd 0
181		182
182	;****************************************************	183	;****************************************************
183	;* ÏÎÑËÀÒÜ ÓÑÒÐÎÉÑÒÂÓ ATAPI ÏÀÊÅÒÍÓÞ ÊÎÌÀÍÄÓ, *	184	;* ÏÎÑËÀÒÜ ÓÑÒÐÎÉÑÒÂÓ ATAPI ÏÀÊÅÒÍÓÞ ÊÎÌÀÍÄÓ, *
184	;* ÏÐÅÄÓÑÌÀÒÐÈÂÀÞÙÓÞ ÏÅÐÅÄÀ×Ó ÎÄÍÎÃÎ ÑÅÊÒÎÐÀ ÄÀÍÍÛÕ *	185	;* ÏÐÅÄÓÑÌÀÒÐÈÂÀÞÙÓÞ ÏÅÐÅÄÀ×Ó ÎÄÍÎÃÎ ÑÅÊÒÎÐÀ ÄÀÍÍÛÕ *
185	;* ÐÀÇÌÅÐÎÌ 2048 ÁÀÉÒ ÎÒ ÓÑÒÐÎÉÑÒÂÀ Ê ÕÎÑÒÓ *	186	;* ÐÀÇÌÅÐÎÌ 2048 ÁÀÉÒ ÎÒ ÓÑÒÐÎÉÑÒÂÀ Ê ÕÎÑÒÓ *
186	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	187	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
187	;* ïåðìåííûå: *	188	;* ïåðìåííûå: *
188	;* ChannelNumber - íîìåð êàíàëà; *	189	;* ChannelNumber - íîìåð êàíàëà; *
189	;* DiskNumber - íîìåð äèñêà íà êàíàëå; *	190	;* DiskNumber - íîìåð äèñêà íà êàíàëå; *
190	;* PacketCommand - 12-áàéòíûé êîìàíäíûé ïàêåò; *	191	;* PacketCommand - 12-áàéòíûé êîìàíäíûé ïàêåò; *
191	;* CDBlockSize - ðàçìåð ïðèíèìàåìîãî áëîêà äàííûõ. *	192	;* CDBlockSize - ðàçìåð ïðèíèìàåìîãî áëîêà äàííûõ. *
192	;****************************************************	193	;****************************************************
193	SendPacketDatCommand:	194	SendPacketDatCommand:
194	pushad	195	pushad
195	mov [DevErrorCode],0	196	mov [DevErrorCode],0
196	; Çàäàòü ðåæèì CHS	197	; Çàäàòü ðåæèì CHS
197	mov [ATAAddressMode],0	198	mov [ATAAddressMode],0
198	; Ïîñëàòü ATA-êîìàíäó ïåðåäà÷è ïàêåòíîé êîìàíäû	199	; Ïîñëàòü ATA-êîìàíäó ïåðåäà÷è ïàêåòíîé êîìàíäû
199	mov [ATAFeatures],0	200	mov [ATAFeatures],0
200	mov [ATASectorCount],0	201	mov [ATASectorCount],0
201	mov [ATASectorNumber],0	202	mov [ATASectorNumber],0
202	; Çàãðóçèòü ðàçìåð ïåðåäàâàåìîãî áëîêà	203	; Çàãðóçèòü ðàçìåð ïåðåäàâàåìîãî áëîêà
203	mov AX,[CDBlockSize]	204	mov AX,[CDBlockSize]
204	mov [ATACylinder],AX	205	mov [ATACylinder],AX
205	mov [ATAHead],0	206	mov [ATAHead],0
206	mov [ATACommand],0A0h	207	mov [ATACommand],0A0h
207	call SendCommandToHDD_1	208	call SendCommandToHDD_1
208	cmp [DevErrorCode],0 ;ïðîâåðèòü êîä îøèáêè	209	cmp [DevErrorCode],0 ;ïðîâåðèòü êîä îøèáêè
209	jne @@End_8 ;çàêîí÷èòü, ñîõðàíèâ êîä îøèáêè	210	jne @@End_8 ;çàêîí÷èòü, ñîõðàíèâ êîä îøèáêè
210		211
211	; Îæèäàíèå ãîòîâíîñòè äèñêîâîäà ê ïðèåìó	212	; Îæèäàíèå ãîòîâíîñòè äèñêîâîäà ê ïðèåìó
212	; ïàêåòíîé êîìàíäû	213	; ïàêåòíîé êîìàíäû
213	mov DX,[ATABasePortAddr]	214	mov DX,[ATABasePortAddr]
214	add DX,7 ;ïîðò 1õ7h	215	add DX,7 ;ïîðò 1õ7h
215	mov ecx,NoTickWaitTime	216	mov ecx,NoTickWaitTime
216	@@WaitDevice0:	217	@@WaitDevice0:
217	cmp [timer_ticks_enable],0	218	cmp [timer_ticks_enable],0
218	jne @f	219	jne @f
219	dec ecx	220	dec ecx
220	cmp ecx,0	221	cmp ecx,0
221	je @@Err1_1	222	je @@Err1_1
222	jmp .test	223	jmp .test
223	@@:	224	@@:
224	call change_task	225	call change_task
225	; Ïðîâåðèòü âðåìÿ âûïîëíåíèÿ êîìàíäû	226	; Ïðîâåðèòü âðåìÿ âûïîëíåíèÿ êîìàíäû
226	mov EAX,[timer_ticks]	227	mov EAX,[timer_ticks]
227	sub EAX,[TickCounter_1]	228	sub EAX,[TickCounter_1]
228	cmp EAX,BSYWaitTime	229	cmp EAX,BSYWaitTime
229	ja @@Err1_1 ;îøèáêà òàéì-àóòà	230	ja @@Err1_1 ;îøèáêà òàéì-àóòà
230	; Ïðîâåðèòü ãîòîâíîñòü	231	; Ïðîâåðèòü ãîòîâíîñòü
231	.test:	232	.test:
232	in AL,DX	233	in AL,DX
233	test AL,80h ;ñîñòîÿíèå ñèãíàëà BSY	234	test AL,80h ;ñîñòîÿíèå ñèãíàëà BSY
234	jnz @@WaitDevice0	235	jnz @@WaitDevice0
235	test AL,08h ;ñîñòîÿíèå ñèãíàëà DRQ	236	test AL,08h ;ñîñòîÿíèå ñèãíàëà DRQ
236	jz @@WaitDevice0	237	jz @@WaitDevice0
237	test AL,1 ;ñîñòîÿíèå ñèãíàëà ERR	238	test AL,1 ;ñîñòîÿíèå ñèãíàëà ERR
238	jnz @@Err6	239	jnz @@Err6
239	; Ïîñëàòü ïàêåòíóþ êîìàíäó	240	; Ïîñëàòü ïàêåòíóþ êîìàíäó
240	cli	241	cli
241	mov DX,[ATABasePortAddr]	242	mov DX,[ATABasePortAddr]
242	mov AX,[PacketCommand]	243	mov AX,[PacketCommand]
243	out DX,AX	244	out DX,AX
244	mov AX,[PacketCommand+2]	245	mov AX,[PacketCommand+2]
245	out DX,AX	246	out DX,AX
246	mov AX,[PacketCommand+4]	247	mov AX,[PacketCommand+4]
247	out DX,AX	248	out DX,AX
248	mov AX,[PacketCommand+6]	249	mov AX,[PacketCommand+6]
249	out DX,AX	250	out DX,AX
250	mov AX,[PacketCommand+8]	251	mov AX,[PacketCommand+8]
251	out DX,AX	252	out DX,AX
252	mov AX,[PacketCommand+10]	253	mov AX,[PacketCommand+10]
253	out DX,AX	254	out DX,AX
254	sti	255	sti
255	; Îæèäàíèå ãîòîâíîñòè äàííûõ	256	; Îæèäàíèå ãîòîâíîñòè äàííûõ
256	mov DX,[ATABasePortAddr]	257	mov DX,[ATABasePortAddr]
257	add DX,7 ;ïîðò 1õ7h	258	add DX,7 ;ïîðò 1õ7h
258	mov ecx,NoTickWaitTime	259	mov ecx,NoTickWaitTime
259	@@WaitDevice1:	260	@@WaitDevice1:
260	cmp [timer_ticks_enable],0	261	cmp [timer_ticks_enable],0
261	jne @f	262	jne @f
262	dec ecx	263	dec ecx
263	cmp ecx,0	264	cmp ecx,0
264	je @@Err1_1	265	je @@Err1_1
265	jmp .test_1	266	jmp .test_1
266	@@:	267	@@:
267	call change_task	268	call change_task
268	; Ïðîâåðèòü âðåìÿ âûïîëíåíèÿ êîìàíäû	269	; Ïðîâåðèòü âðåìÿ âûïîëíåíèÿ êîìàíäû
269	mov EAX,[timer_ticks]	270	mov EAX,[timer_ticks]
270	sub EAX,[TickCounter_1]	271	sub EAX,[TickCounter_1]
271	cmp EAX,MaxCDWaitTime	272	cmp EAX,MaxCDWaitTime
272	ja @@Err1_1 ;îøèáêà òàéì-àóòà	273	ja @@Err1_1 ;îøèáêà òàéì-àóòà
273	; Ïðîâåðèòü ãîòîâíîñòü	274	; Ïðîâåðèòü ãîòîâíîñòü
274	.test_1:	275	.test_1:
275	in AL,DX	276	in AL,DX
276	test AL,80h ;ñîñòîÿíèå ñèãíàëà BSY	277	test AL,80h ;ñîñòîÿíèå ñèãíàëà BSY
277	jnz @@WaitDevice1	278	jnz @@WaitDevice1
278	test AL,08h ;ñîñòîÿíèå ñèãíàëà DRQ	279	test AL,08h ;ñîñòîÿíèå ñèãíàëà DRQ
279	jz @@WaitDevice1	280	jz @@WaitDevice1
280	test AL,1 ;ñîñòîÿíèå ñèãíàëà ERR	281	test AL,1 ;ñîñòîÿíèå ñèãíàëà ERR
281	jnz @@Err6_temp	282	jnz @@Err6_temp
282	; Ïðèíÿòü áëîê äàííûõ îò êîíòðîëëåðà	283	; Ïðèíÿòü áëîê äàííûõ îò êîíòðîëëåðà
283	mov EDI,[CDDataBuf_pointer] ;0x7000 ;CDDataBuf	284	mov EDI,[CDDataBuf_pointer] ;0x7000 ;CDDataBuf
284	; Çàãðóçèòü àäðåñ ðåãèñòðà äàííûõ êîíòðîëëåðà	285	; Çàãðóçèòü àäðåñ ðåãèñòðà äàííûõ êîíòðîëëåðà
285	mov DX,[ATABasePortAddr] ;ïîðò 1x0h	286	mov DX,[ATABasePortAddr] ;ïîðò 1x0h
286	; Çàãðóçèòü â ñ÷åò÷èê ðàçìåð áëîêà â áàéòàõ	287	; Çàãðóçèòü â ñ÷åò÷èê ðàçìåð áëîêà â áàéòàõ
287	xor ecx,ecx	288	xor ecx,ecx
288	mov CX,[CDBlockSize]	289	mov CX,[CDBlockSize]
289	; Âû÷èñëèòü ðàçìåð áëîêà â 16-ðàçðÿäíûõ ñëîâàõ	290	; Âû÷èñëèòü ðàçìåð áëîêà â 16-ðàçðÿäíûõ ñëîâàõ
290	shr CX,1 ;ðàçäåëèòü ðàçìåð áëîêà íà 2	291	shr CX,1 ;ðàçäåëèòü ðàçìåð áëîêà íà 2
291	; Ïðèíÿòü áëîê äàííûõ	292	; Ïðèíÿòü áëîê äàííûõ
292	cli	293	cli
293	cld	294	cld
294	rep insw	295	rep insw
295	sti	296	sti
296	; Óñïåøíîå çàâåðøåíèå ïðèåìà äàííûõ	297	; Óñïåøíîå çàâåðøåíèå ïðèåìà äàííûõ
297	jmp @@End_8	298	jmp @@End_8
298		299
299	; Çàïèñàòü êîä îøèáêè	300	; Çàïèñàòü êîä îøèáêè
300	@@Err1_1:	301	@@Err1_1:
301	mov [DevErrorCode],1	302	mov [DevErrorCode],1
302	jmp @@End_8	303	jmp @@End_8
303	@@Err6_temp:	304	@@Err6_temp:
304	mov [DevErrorCode],7	305	mov [DevErrorCode],7
305	jmp @@End_8	306	jmp @@End_8
306	@@Err6:	307	@@Err6:
307	mov [DevErrorCode],6	308	mov [DevErrorCode],6
308	@@End_8:	309	@@End_8:
309	popad	310	popad
310	ret	311	ret
311		312
312		313
313		314
314	;***********************************************	315	;***********************************************
315	;* ÏÎÑËÀÒÜ ÓÑÒÐÎÉÑÒÂÓ ATAPI ÏÀÊÅÒÍÓÞ ÊÎÌÀÍÄÓ, *	316	;* ÏÎÑËÀÒÜ ÓÑÒÐÎÉÑÒÂÓ ATAPI ÏÀÊÅÒÍÓÞ ÊÎÌÀÍÄÓ, *
316	;* ÍÅ ÏÐÅÄÓÑÌÀÒÐÈÂÀÞÙÓÞ ÏÅÐÅÄÀ×È ÄÀÍÍÛÕ *	317	;* ÍÅ ÏÐÅÄÓÑÌÀÒÐÈÂÀÞÙÓÞ ÏÅÐÅÄÀ×È ÄÀÍÍÛÕ *
317	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç *	318	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç *
318	;* ãëîáàëüíûå ïåðìåííûå: *	319	;* ãëîáàëüíûå ïåðìåííûå: *
319	;* ChannelNumber - íîìåð êàíàëà; *	320	;* ChannelNumber - íîìåð êàíàëà; *
320	;* DiskNumber - íîìåð äèñêà íà êàíàëå; *	321	;* DiskNumber - íîìåð äèñêà íà êàíàëå; *
321	;* PacketCommand - 12-áàéòíûé êîìàíäíûé ïàêåò. *	322	;* PacketCommand - 12-áàéòíûé êîìàíäíûé ïàêåò. *
322	;***********************************************	323	;***********************************************
323	SendPacketNoDatCommand:	324	SendPacketNoDatCommand:
324	pushad	325	pushad
325	mov [DevErrorCode],0	326	mov [DevErrorCode],0
326	; Çàäàòü ðåæèì CHS	327	; Çàäàòü ðåæèì CHS
327	mov [ATAAddressMode],0	328	mov [ATAAddressMode],0
328	; Ïîñëàòü ATA-êîìàíäó ïåðåäà÷è ïàêåòíîé êîìàíäû	329	; Ïîñëàòü ATA-êîìàíäó ïåðåäà÷è ïàêåòíîé êîìàíäû
329	mov [ATAFeatures],0	330	mov [ATAFeatures],0
330	mov [ATASectorCount],0	331	mov [ATASectorCount],0
331	mov [ATASectorNumber],0	332	mov [ATASectorNumber],0
332	mov [ATACylinder],0	333	mov [ATACylinder],0
333	mov [ATAHead],0	334	mov [ATAHead],0
334	mov [ATACommand],0A0h	335	mov [ATACommand],0A0h
335	call SendCommandToHDD_1	336	call SendCommandToHDD_1
336	cmp [DevErrorCode],0 ;ïðîâåðèòü êîä îøèáêè	337	cmp [DevErrorCode],0 ;ïðîâåðèòü êîä îøèáêè
337	jne @@End_9 ;çàêîí÷èòü, ñîõðàíèâ êîä îøèáêè	338	jne @@End_9 ;çàêîí÷èòü, ñîõðàíèâ êîä îøèáêè
338	; Îæèäàíèå ãîòîâíîñòè äèñêîâîäà ê ïðèåìó	339	; Îæèäàíèå ãîòîâíîñòè äèñêîâîäà ê ïðèåìó
339	; ïàêåòíîé êîìàíäû	340	; ïàêåòíîé êîìàíäû
340	mov DX,[ATABasePortAddr]	341	mov DX,[ATABasePortAddr]
341	add DX,7 ;ïîðò 1õ7h	342	add DX,7 ;ïîðò 1õ7h
342	@@WaitDevice0_1:	343	@@WaitDevice0_1:
343	call change_task	344	call change_task
344	; Ïðîâåðèòü âðåìÿ îæèäàíè	345	; Ïðîâåðèòü âðåìÿ îæèäàíèÿ
345	mov EAX,[timer_ticks]	346	mov EAX,[timer_ticks]
346	sub EAX,[TickCounter_1]	347	sub EAX,[TickCounter_1]
347	cmp EAX,BSYWaitTime	348	cmp EAX,BSYWaitTime
348	ja @@Err1_3 ;îøèáêà òàéì-àóòà	349	ja @@Err1_3 ;îøèáêà òàéì-àóòà
349	; Ïðîâåðèòü ãîòîâíîñòü	350	; Ïðîâåðèòü ãîòîâíîñòü
350	in AL,DX	351	in AL,DX
351	test AL,80h ;ñîñòîÿíèå ñèãíàëà BSY	352	test AL,80h ;ñîñòîÿíèå ñèãíàëà BSY
352	jnz @@WaitDevice0_1	353	jnz @@WaitDevice0_1
353	test AL,1 ;ñîñòîÿíèå ñèãíàëà ERR	354	test AL,1 ;ñîñòîÿíèå ñèãíàëà ERR
354	jnz @@Err6_1	355	jnz @@Err6_1
355	test AL,08h ;ñîñòîÿíèå ñèãíàëà DRQ	356	test AL,08h ;ñîñòîÿíèå ñèãíàëà DRQ
356	jz @@WaitDevice0_1	357	jz @@WaitDevice0_1
357	; Ïîñëàòü ïàêåòíóþ êîìàíäó	358	; Ïîñëàòü ïàêåòíóþ êîìàíäó
358	; cli	359	; cli
359	mov DX,[ATABasePortAddr]	360	mov DX,[ATABasePortAddr]
360	mov AX,word [PacketCommand]	361	mov AX,word [PacketCommand]
361	out DX,AX	362	out DX,AX
362	mov AX,word [PacketCommand+2]	363	mov AX,word [PacketCommand+2]
363	out DX,AX	364	out DX,AX
364	mov AX,word [PacketCommand+4]	365	mov AX,word [PacketCommand+4]
365	out DX,AX	366	out DX,AX
366	mov AX,word [PacketCommand+6]	367	mov AX,word [PacketCommand+6]
367	out DX,AX	368	out DX,AX
368	mov AX,word [PacketCommand+8]	369	mov AX,word [PacketCommand+8]
369	out DX,AX	370	out DX,AX
370	mov AX,word [PacketCommand+10]	371	mov AX,word [PacketCommand+10]
371	out DX,AX	372	out DX,AX
372	; sti	373	; sti
373	cmp [ignore_CD_eject_wait],1	374	cmp [ignore_CD_eject_wait],1
374	je @@End_9	375	je @@End_9
375	; Îæèäàíèå ïîäòâåðæäåíèÿ ïðèåìà êîìàíäû	376	; Îæèäàíèå ïîäòâåðæäåíèÿ ïðèåìà êîìàíäû
376	mov DX,[ATABasePortAddr]	377	mov DX,[ATABasePortAddr]
377	add DX,7 ;ïîðò 1õ7h	378	add DX,7 ;ïîðò 1õ7h
378	@@WaitDevice1_1:	379	@@WaitDevice1_1:
379	call change_task	380	call change_task
380	; Ïðîâåðèòü âðåìÿ âûïîëíåíèÿ êîìàíäû	381	; Ïðîâåðèòü âðåìÿ âûïîëíåíèÿ êîìàíäû
381	mov EAX,[timer_ticks]	382	mov EAX,[timer_ticks]
382	sub EAX,[TickCounter_1]	383	sub EAX,[TickCounter_1]
383	cmp EAX,MaxCDWaitTime	384	cmp EAX,MaxCDWaitTime
384	ja @@Err1_3 ;îøèáêà òàéì-àóòà	385	ja @@Err1_3 ;îøèáêà òàéì-àóòà
385	; Îæèäàòü îñâîáîæäåíèÿ óñòðîéñòâà	386	; Îæèäàòü îñâîáîæäåíèÿ óñòðîéñòâà
386	in AL,DX	387	in AL,DX
387	test AL,80h ;ñîñòîÿíèå ñèãíàëà BSY	388	test AL,80h ;ñîñòîÿíèå ñèãíàëà BSY
388	jnz @@WaitDevice1_1	389	jnz @@WaitDevice1_1
389	test AL,1 ;ñîñòîÿíèå ñèãíàëà ERR	390	test AL,1 ;ñîñòîÿíèå ñèãíàëà ERR
390	jnz @@Err6_1	391	jnz @@Err6_1
391	test AL,40h ;ñîñòîÿíèå ñèãíàëà DRDY	392	test AL,40h ;ñîñòîÿíèå ñèãíàëà DRDY
392	jz @@WaitDevice1_1	393	jz @@WaitDevice1_1
393	jmp @@End_9	394	jmp @@End_9
394		395
395	; Çàïèñàòü êîä îøèáêè	396	; Çàïèñàòü êîä îøèáêè
396	@@Err1_3:	397	@@Err1_3:
397	mov [DevErrorCode],1	398	mov [DevErrorCode],1
398	jmp @@End_9	399	jmp @@End_9
399	@@Err6_1:	400	@@Err6_1:
400	mov [DevErrorCode],6	401	mov [DevErrorCode],6
401	@@End_9:	402	@@End_9:
402	popad	403	popad
403	ret	404	ret
404		405
405	;****************************************************	406	;****************************************************
406	;* ÏÎÑËÀÒÜ ÊÎÌÀÍÄÓ ÇÀÄÀÍÍÎÌÓ ÄÈÑÊÓ *	407	;* ÏÎÑËÀÒÜ ÊÎÌÀÍÄÓ ÇÀÄÀÍÍÎÌÓ ÄÈÑÊÓ *
407	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	408	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
408	;* ïåðåìåííûå: *	409	;* ïåðåìåííûå: *
409	;* ChannelNumber - íîìåð êàíàëà (1 èëè 2); *	410	;* ChannelNumber - íîìåð êàíàëà (1 èëè 2); *
410	;* DiskNumber - íîìåð äèñêà (0 èëè 1); *	411	;* DiskNumber - íîìåð äèñêà (0 èëè 1); *
411	;* ATAFeatures - "îñîáåííîñòè"; *	412	;* ATAFeatures - "îñîáåííîñòè"; *
412	;* ATASectorCount - êîëè÷åñòâî ñåêòîðîâ; *	413	;* ATASectorCount - êîëè÷åñòâî ñåêòîðîâ; *
413	;* ATASectorNumber - íîìåð íà÷àëüíîãî ñåêòîðà; *	414	;* ATASectorNumber - íîìåð íà÷àëüíîãî ñåêòîðà; *
414	;* ATACylinder - íîìåð íà÷àëüíîãî öèëèíäðà; *	415	;* ATACylinder - íîìåð íà÷àëüíîãî öèëèíäðà; *
415	;* ATAHead - íîìåð íà÷àëüíîé ãîëîâêè; *	416	;* ATAHead - íîìåð íà÷àëüíîé ãîëîâêè; *
416	;* ATAAddressMode - ðåæèì àäðåñàöèè (0-CHS, 1-LBA); *	417	;* ATAAddressMode - ðåæèì àäðåñàöèè (0-CHS, 1-LBA); *
417	;* ATACommand - êîä êîìàíäû. *	418	;* ATACommand - êîä êîìàíäû. *
418	;* Ïîñëå óñïåøíîãî âûïîëíåíèÿ ôóíêöèè: *	419	;* Ïîñëå óñïåøíîãî âûïîëíåíèÿ ôóíêöèè: *
419	;* â ATABasePortAddr - áàçîâûé àäðåñ HDD; *	420	;* â ATABasePortAddr - áàçîâûé àäðåñ HDD; *
420	;* â DevErrorCode - íîëü. *	421	;* â DevErrorCode - íîëü. *
421	;* Ïðè âîçíèêíîâåíèè îøèáêè â DevErrorCode áóäåò *	422	;* Ïðè âîçíèêíîâåíèè îøèáêè â DevErrorCode áóäåò *
422	;* âîçâðàùåí êîä îøèáêè. *	423	;* âîçâðàùåí êîä îøèáêè. *
423	;****************************************************	424	;****************************************************
424	SendCommandToHDD_1:	425	SendCommandToHDD_1:
425	pushad	426	pushad
426	mov [DevErrorCode],0	427	mov [DevErrorCode],0
427	; Ïðîâåðèòü çíà÷åíèå êîäà ðåæèìà	428	; Ïðîâåðèòü çíà÷åíèå êîäà ðåæèìà
428	cmp [ATAAddressMode],1	429	cmp [ATAAddressMode],1
429	ja @@Err2_4	430	ja @@Err2_4
430	; Ïðîâåðèòü êîððåêòíîñòü íîìåðà êàíàëà	431	; Ïðîâåðèòü êîððåêòíîñòü íîìåðà êàíàëà
431	mov BX,[ChannelNumber]	432	mov BX,[ChannelNumber]
432	cmp BX,1	433	cmp BX,1
433	jb @@Err3_4	434	jb @@Err3_4
434	cmp BX,2	435	cmp BX,2
435	ja @@Err3_4	436	ja @@Err3_4
436	; Óñòàíîâèòü áàçîâûé àäðåñ	437	; Óñòàíîâèòü áàçîâûé àäðåñ
437	dec BX	438	dec BX
438	shl BX,1	439	shl BX,1
439	movzx ebx,bx	440	movzx ebx,bx
440	mov AX,[ebx+StandardATABases]	441	mov AX,[ebx+StandardATABases]
441	mov [ATABasePortAddr],AX	442	mov [ATABasePortAddr],AX
442	; Îæèäàíèå ãîòîâíîñòè HDD ê ïðèåìó êîìàíäû	443	; Îæèäàíèå ãîòîâíîñòè HDD ê ïðèåìó êîìàíäû
443	; Âûáðàòü íóæíûé äèñê	444	; Âûáðàòü íóæíûé äèñê
444	mov DX,[ATABasePortAddr]	445	mov DX,[ATABasePortAddr]
445	add DX,6 ;àäðåñ ðåãèñòðà ãîëîâîê	446	add DX,6 ;àäðåñ ðåãèñòðà ãîëîâîê
446	mov AL,[DiskNumber]	447	mov AL,[DiskNumber]
447	cmp AL,1 ;ïðîâåðèòü íîìåðà äèñêà	448	cmp AL,1 ;ïðîâåðèòü íîìåðà äèñêà
448	ja @@Err4_4	449	ja @@Err4_4
449	shl AL,4	450	shl AL,4
450	or AL,10100000b	451	or AL,10100000b
451	out DX,AL	452	out DX,AL
452	; Îæèäàòü, ïîêà äèñê íå áóäåò ãîòîâ	453	; Îæèäàòü, ïîêà äèñê íå áóäåò ãîòîâ
453	inc DX	454	inc DX
454	mov eax,[timer_ticks]	455	mov eax,[timer_ticks]
455	mov [TickCounter_1],eax	456	mov [TickCounter_1],eax
456	mov ecx,NoTickWaitTime	457	mov ecx,NoTickWaitTime
457	@@WaitHDReady_2:	458	@@WaitHDReady_2:
458	cmp [timer_ticks_enable],0	459	cmp [timer_ticks_enable],0
459	jne @f	460	jne @f
460	dec ecx	461	dec ecx
461	cmp ecx,0	462	cmp ecx,0
462	je @@Err1_4	463	je @@Err1_4
463	jmp .test	464	jmp .test
464	@@:	465	@@:
465	call change_task	466	call change_task
466	; Ïðîâåðèòü âðåìÿ îæèäàíè	467	; Ïðîâåðèòü âðåìÿ îæèäàíèÿ
467	mov eax,[timer_ticks]	468	mov eax,[timer_ticks]
468	sub eax,[TickCounter_1]	469	sub eax,[TickCounter_1]
469	cmp eax,BSYWaitTime ;300 ;îæèäàòü 3 ñåê.	470	cmp eax,BSYWaitTime ;300 ;îæèäàòü 3 ñåê.
470	ja @@Err1_4 ;îøèáêà òàéì-àóòà	471	ja @@Err1_4 ;îøèáêà òàéì-àóòà
471	; Ïðî÷èòàòü ðåãèñòð ñîñòîÿíè	472	; Ïðî÷èòàòü ðåãèñòð ñîñòîÿíèÿ
472	.test:	473	.test:
473	in AL,DX	474	in AL,DX
474	; Ïðîâåðèòü ñîñòîÿíèå ñèãíàëà BSY	475	; Ïðîâåðèòü ñîñòîÿíèå ñèãíàëà BSY
475	test AL,80h	476	test AL,80h
476	jnz @@WaitHDReady_2	477	jnz @@WaitHDReady_2
477	; Ïðîâåðèòü ñîñòîÿíèå ñèãíàëà DRQ	478	; Ïðîâåðèòü ñîñòîÿíèå ñèãíàëà DRQ
478	test AL,08h	479	test AL,08h
479	jnz @@WaitHDReady_2	480	jnz @@WaitHDReady_2
480		481
481	; Çàãðóçèòü êîìàíäó â ðåãèñòðû êîíòðîëëåðà	482	; Çàãðóçèòü êîìàíäó â ðåãèñòðû êîíòðîëëåðà
482	cli	483	cli
483	mov DX,[ATABasePortAddr]	484	mov DX,[ATABasePortAddr]
484	inc DX ;ðåãèñòð "îñîáåííîñòåé"	485	inc DX ;ðåãèñòð "îñîáåííîñòåé"
485	mov AL,[ATAFeatures]	486	mov AL,[ATAFeatures]
486	out DX,AL	487	out DX,AL
487	inc DX ;ñ÷åò÷èê ñåêòîðîâ	488	inc DX ;ñ÷åò÷èê ñåêòîðîâ
488	mov AL,[ATASectorCount]	489	mov AL,[ATASectorCount]
489	out DX,AL	490	out DX,AL
490	inc DX ;ðåãèñòð íîìåðà ñåêòîðà	491	inc DX ;ðåãèñòð íîìåðà ñåêòîðà
491	mov AL,[ATASectorNumber]	492	mov AL,[ATASectorNumber]
492	out DX,AL	493	out DX,AL
493	inc DX ;íîìåð öèëèíäðà (ìëàäøèé áàéò)	494	inc DX ;íîìåð öèëèíäðà (ìëàäøèé áàéò)
494	mov AX,[ATACylinder]	495	mov AX,[ATACylinder]
495	out DX,AL	496	out DX,AL
496	inc DX ;íîìåð öèëèíäðà (ñòàðøèé áàéò)	497	inc DX ;íîìåð öèëèíäðà (ñòàðøèé áàéò)
497	mov AL,AH	498	mov AL,AH
498	out DX,AL	499	out DX,AL
499	inc DX ;íîìåð ãîëîâêè/íîìåð äèñêà	500	inc DX ;íîìåð ãîëîâêè/íîìåð äèñêà
500	mov AL,[DiskNumber]	501	mov AL,[DiskNumber]
501	shl AL,4	502	shl AL,4
502	cmp [ATAHead],0Fh ;ïðîâåðèòü íîìåð ãîëîâêè	503	cmp [ATAHead],0Fh ;ïðîâåðèòü íîìåð ãîëîâêè
503	ja @@Err5_4	504	ja @@Err5_4
504	or AL,[ATAHead]	505	or AL,[ATAHead]
505	or AL,10100000b	506	or AL,10100000b
506	mov AH,[ATAAddressMode]	507	mov AH,[ATAAddressMode]
507	shl AH,6	508	shl AH,6
508	or AL,AH	509	or AL,AH
509	out DX,AL	510	out DX,AL
510	; Ïîñëàòü êîìàíäó	511	; Ïîñëàòü êîìàíäó
511	mov AL,[ATACommand]	512	mov AL,[ATACommand]
512	inc DX ;ðåãèñòð êîìàíä	513	inc DX ;ðåãèñòð êîìàíä
513	out DX,AL	514	out DX,AL
514	sti	515	sti
515	; Ñáðîñèòü ïðèçíàê îøèáêè	516	; Ñáðîñèòü ïðèçíàê îøèáêè
516	mov [DevErrorCode],0	517	mov [DevErrorCode],0
517	jmp @@End_10	518	jmp @@End_10
518	; Çàïèñàòü êîä îøèáêè	519	; Çàïèñàòü êîä îøèáêè
519	@@Err1_4:	520	@@Err1_4:
520	mov [DevErrorCode],1	521	mov [DevErrorCode],1
521	jmp @@End_10	522	jmp @@End_10
522	@@Err2_4:	523	@@Err2_4:
523	mov [DevErrorCode],2	524	mov [DevErrorCode],2
524	jmp @@End_10	525	jmp @@End_10
525	@@Err3_4:	526	@@Err3_4:
526	mov [DevErrorCode],3	527	mov [DevErrorCode],3
527	jmp @@End_10	528	jmp @@End_10
528	@@Err4_4:	529	@@Err4_4:
529	mov [DevErrorCode],4	530	mov [DevErrorCode],4
530	jmp @@End_10	531	jmp @@End_10
531	@@Err5_4:	532	@@Err5_4:
532	mov [DevErrorCode],5	533	mov [DevErrorCode],5
533	; Çàâåðøåíèå ðàáîòû ïðîãðàììû	534	; Çàâåðøåíèå ðàáîòû ïðîãðàììû
534	@@End_10:	535	@@End_10:
535	; sti	536	; sti
536	popad	537	popad
537	ret	538	ret
538		539
539	;*************************************************	540	;*************************************************
540	;* ÎÆÈÄÀÍÈÅ ÃÎÒÎÂÍÎÑÒÈ ÓÑÒÐÎÉÑÒÂÀ Ê ÐÀÁÎÒÅ *	541	;* ÎÆÈÄÀÍÈÅ ÃÎÒÎÂÍÎÑÒÈ ÓÑÒÐÎÉÑÒÂÀ Ê ÐÀÁÎÒÅ *
541	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	542	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
542	;* ïåðìåííûå: *	543	;* ïåðìåííûå: *
543	;* ChannelNumber - íîìåð êàíàëà; *	544	;* ChannelNumber - íîìåð êàíàëà; *
544	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	545	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
545	;*************************************************	546	;*************************************************
546	WaitUnitReady:	547	WaitUnitReady:
547	pusha	548	pusha
548	; Çàïîìíèòü âðåìÿ íà÷àëà îïåðàöèè	549	; Çàïîìíèòü âðåìÿ íà÷àëà îïåðàöèè
549	mov EAX,[timer_ticks]	550	mov EAX,[timer_ticks]
550	mov [WURStartTime],EAX	551	mov [WURStartTime],EAX
551	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	552	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
552	call clear_packet_buffer	553	call clear_packet_buffer
553	; Ñôîðìèðîâàòü êîìàíäó TEST UNIT READY	554	; Ñôîðìèðîâàòü êîìàíäó TEST UNIT READY
554	mov [PacketCommand],word 00h	555	mov [PacketCommand],word 00h
555	; ÖÈÊË ÎÆÈÄÀÍÈß ÃÎÒÎÂÍÎÑÒÈ ÓÑÒÐÎÉÑÒÂÀ	556	; ÖÈÊË ÎÆÈÄÀÍÈß ÃÎÒÎÂÍÎÑÒÈ ÓÑÒÐÎÉÑÒÂÀ
556	mov ecx,NoTickWaitTime	557	mov ecx,NoTickWaitTime
557	@@SendCommand:	558	@@SendCommand:
558	; Ïîäàòü êîìàíäó ïðîâåðêè ãîòîâíîñòè	559	; Ïîäàòü êîìàíäó ïðîâåðêè ãîòîâíîñòè
559	call SendPacketNoDatCommand	560	call SendPacketNoDatCommand
560	cmp [timer_ticks_enable],0	561	cmp [timer_ticks_enable],0
561	jne @f	562	jne @f
562	cmp [DevErrorCode],0	563	cmp [DevErrorCode],0
563	je @@End_11	564	je @@End_11
564	dec ecx	565	dec ecx
565	cmp ecx,0	566	cmp ecx,0
566	je .Error	567	je .Error
567	jmp @@SendCommand	568	jmp @@SendCommand
568	@@:	569	@@:
569	call change_task	570	call change_task
570	; Ïðîâåðèòü êîä îøèáêè	571	; Ïðîâåðèòü êîä îøèáêè
571	cmp [DevErrorCode],0	572	cmp [DevErrorCode],0
572	je @@End_11	573	je @@End_11
573	; Ïðîâåðèòü âðåìÿ îæèäàíèÿ ãîòîâíîñòè	574	; Ïðîâåðèòü âðåìÿ îæèäàíèÿ ãîòîâíîñòè
574	mov EAX,[timer_ticks]	575	mov EAX,[timer_ticks]
575	sub EAX,[WURStartTime]	576	sub EAX,[WURStartTime]
576	cmp EAX,MaxCDWaitTime	577	cmp EAX,MaxCDWaitTime
577	jb @@SendCommand	578	jb @@SendCommand
578	.Error:	579	.Error:
579	; Îøèáêà òàéì-àóòà	580	; Îøèáêà òàéì-àóòà
580	mov [DevErrorCode],1	581	mov [DevErrorCode],1
581	@@End_11:	582	@@End_11:
582	popa	583	popa
583	ret	584	ret
584		585
585	;*************************************************	586	;*************************************************
586	;* ÇÀÏÐÅÒÈÒÜ ÑÌÅÍÓ ÄÈÑÊÀ *	587	;* ÇÀÏÐÅÒÈÒÜ ÑÌÅÍÓ ÄÈÑÊÀ *
587	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	588	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
588	;* ïåðìåííûå: *	589	;* ïåðìåííûå: *
589	;* ChannelNumber - íîìåð êàíàëà; *	590	;* ChannelNumber - íîìåð êàíàëà; *
590	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	591	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
591	;*************************************************	592	;*************************************************
592	prevent_medium_removal:	593	prevent_medium_removal:
593	pusha	594	pusha
594	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	595	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
595	call clear_packet_buffer	596	call clear_packet_buffer
596	; Çàäàòü êîä êîìàíäû	597	; Çàäàòü êîä êîìàíäû
597	mov [PacketCommand],byte 0x1E	598	mov [PacketCommand],byte 0x1E
598	; Çàäàòü êîä çàïðåòà	599	; Çàäàòü êîä çàïðåòà
599	mov [PacketCommand+4],byte 11b	600	mov [PacketCommand+4],byte 11b
600	; Ïîäàòü êîìàíäó	601	; Ïîäàòü êîìàíäó
601	call SendPacketNoDatCommand	602	call SendPacketNoDatCommand
602	mov eax,ATAPI_IDE0_lock	603	mov eax,ATAPI_IDE0_lock
603	add eax,[cdpos]	604	add eax,[cdpos]
604	dec eax	605	dec eax
605	mov [eax],byte 1	606	mov [eax],byte 1
606	popa	607	popa
607	ret	608	ret
608		609
609	;*************************************************	610	;*************************************************
610	;* ÐÀÇÐÅØÈÒÜ ÑÌÅÍÓ ÄÈÑÊÀ *	611	;* ÐÀÇÐÅØÈÒÜ ÑÌÅÍÓ ÄÈÑÊÀ *
611	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	612	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
612	;* ïåðìåííûå: *	613	;* ïåðìåííûå: *
613	;* ChannelNumber - íîìåð êàíàëà; *	614	;* ChannelNumber - íîìåð êàíàëà; *
614	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	615	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
615	;*************************************************	616	;*************************************************
616	allow_medium_removal:	617	allow_medium_removal:
617	pusha	618	pusha
618	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	619	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
619	call clear_packet_buffer	620	call clear_packet_buffer
620	; Çàäàòü êîä êîìàíäû	621	; Çàäàòü êîä êîìàíäû
621	mov [PacketCommand],byte 0x1E	622	mov [PacketCommand],byte 0x1E
622	; Çàäàòü êîä çàïðåòà	623	; Çàäàòü êîä çàïðåòà
623	mov [PacketCommand+4],byte 00b	624	mov [PacketCommand+4],byte 00b
624	; Ïîäàòü êîìàíäó	625	; Ïîäàòü êîìàíäó
625	call SendPacketNoDatCommand	626	call SendPacketNoDatCommand
626	mov eax,ATAPI_IDE0_lock	627	mov eax,ATAPI_IDE0_lock
627	add eax,[cdpos]	628	add eax,[cdpos]
628	dec eax	629	dec eax
629	mov [eax],byte 0	630	mov [eax],byte 0
630	popa	631	popa
631	ret	632	ret
632		633
633	;*************************************************	634	;*************************************************
634	;* ÇÀÃÐÓÇÈÒÜ ÍÎÑÈÒÅËÜ Â ÄÈÑÊÎÂÎÄ *	635	;* ÇÀÃÐÓÇÈÒÜ ÍÎÑÈÒÅËÜ Â ÄÈÑÊÎÂÎÄ *
635	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	636	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
636	;* ïåðìåííûå: *	637	;* ïåðìåííûå: *
637	;* ChannelNumber - íîìåð êàíàëà; *	638	;* ChannelNumber - íîìåð êàíàëà; *
638	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	639	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
639	;*************************************************	640	;*************************************************
640	LoadMedium:	641	LoadMedium:
641	pusha	642	pusha
642	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	643	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
643	call clear_packet_buffer	644	call clear_packet_buffer
644	; Ñôîðìèðîâàòü êîìàíäó START/STOP UNIT	645	; Ñôîðìèðîâàòü êîìàíäó START/STOP UNIT
645	; Çàäàòü êîä êîìàíäû	646	; Çàäàòü êîä êîìàíäû
646	mov [PacketCommand],word 1Bh	647	mov [PacketCommand],word 1Bh
647	; Çàäàòü îïåðàöèþ çàãðóçêè íîñèòåë	648	; Çàäàòü îïåðàöèþ çàãðóçêè íîñèòåëÿ
648	mov [PacketCommand+4],word 00000011b	649	mov [PacketCommand+4],word 00000011b
649	; Ïîäàòü êîìàíäó	650	; Ïîäàòü êîìàíäó
650	call SendPacketNoDatCommand	651	call SendPacketNoDatCommand
651	popa	652	popa
652	ret	653	ret
653		654
654	;*************************************************	655	;*************************************************
655	;* ÈÇÂËÅ×Ü ÍÎÑÈÒÅËÜ ÈÇ ÄÈÑÊÎÂÎÄÀ *	656	;* ÈÇÂËÅ×Ü ÍÎÑÈÒÅËÜ ÈÇ ÄÈÑÊÎÂÎÄÀ *
656	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	657	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
657	;* ïåðìåííûå: *	658	;* ïåðìåííûå: *
658	;* ChannelNumber - íîìåð êàíàëà; *	659	;* ChannelNumber - íîìåð êàíàëà; *
659	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	660	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
660	;*************************************************	661	;*************************************************
661	EjectMedium:	662	EjectMedium:
662	pusha	663	pusha
663	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	664	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
664	call clear_packet_buffer	665	call clear_packet_buffer
665	; Ñôîðìèðîâàòü êîìàíäó START/STOP UNIT	666	; Ñôîðìèðîâàòü êîìàíäó START/STOP UNIT
666	; Çàäàòü êîä êîìàíäû	667	; Çàäàòü êîä êîìàíäû
667	mov [PacketCommand],word 1Bh	668	mov [PacketCommand],word 1Bh
668	; Çàäàòü îïåðàöèþ èçâëå÷åíèÿ íîñèòåë	669	; Çàäàòü îïåðàöèþ èçâëå÷åíèÿ íîñèòåëÿ
669	mov [PacketCommand+4],word 00000010b	670	mov [PacketCommand+4],word 00000010b
670	; Ïîäàòü êîìàíäó	671	; Ïîäàòü êîìàíäó
671	call SendPacketNoDatCommand	672	call SendPacketNoDatCommand
672	popa	673	popa
673	ret	674	ret
674		675
675	;*************************************************	676	;*************************************************
676	;* Ïðîâåðèòü ñîáûòèå íàæàòèÿ êíîïêè èçâëå÷åíèÿ *	677	;* Ïðîâåðèòü ñîáûòèå íàæàòèÿ êíîïêè èçâëå÷åíèÿ *
677	;* äèñêà *	678	;* äèñêà *
678	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	679	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
679	;* ïåðåìåííûå: *	680	;* ïåðåìåííûå: *
680	;* ChannelNumber - íîìåð êàíàëà; *	681	;* ChannelNumber - íîìåð êàíàëà; *
681	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	682	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
682	;*************************************************	683	;*************************************************
683	check_ATAPI_device_event:	684	check_ATAPI_device_event:
684	pusha	685	pusha
685	mov eax,[timer_ticks]	686	mov eax,[timer_ticks]
686	sub eax,[timer_ATAPI_check]	687	sub eax,[timer_ATAPI_check]
687	cmp eax,100	688	cmp eax,100
688	jb .end_1	689	jb .end_1
689	mov al,[DRIVE_DATA+1]	690	mov al,[DRIVE_DATA+1]
690	and al,11b	691	and al,11b
691	cmp al,10b	692	cmp al,10b
692	jz .ide3	693	jz .ide3
693	.ide2_1:	694	.ide2_1:
694	mov al,[DRIVE_DATA+1]	695	mov al,[DRIVE_DATA+1]
695	and al,1100b	696	and al,1100b
696	cmp al,1000b	697	cmp al,1000b
697	jz .ide2	698	jz .ide2
698	.ide1_1:	699	.ide1_1:
699	mov al,[DRIVE_DATA+1]	700	mov al,[DRIVE_DATA+1]
700	and al,110000b	701	and al,110000b
701	cmp al,100000b	702	cmp al,100000b
702	jz .ide1	703	jz .ide1
703	.ide0_1:	704	.ide0_1:
704	mov al,[DRIVE_DATA+1]	705	mov al,[DRIVE_DATA+1]
705	and al,11000000b	706	and al,11000000b
706	cmp al,10000000b	707	cmp al,10000000b
707	jz .ide0	708	jz .ide0
708	.end:	709	.end:
709		710
710	sti	711	sti
711	mov eax,[timer_ticks]	712	mov eax,[timer_ticks]
712	mov [timer_ATAPI_check],eax	713	mov [timer_ATAPI_check],eax
713	.end_1:	714	.end_1:
714	popa	715	popa
715	ret	716	ret
716		717
717	.ide3:	718	.ide3:
718	cli	719	cli
719	cmp [ATAPI_IDE3_lock],1	720	cmp [ATAPI_IDE3_lock],1
720	jne .ide2_1	721	jne .ide2_1
721	cmp [IDE_Channel_2],0	722	cmp [IDE_Channel_2],0
722	jne .ide1_1	723	jne .ide1_1
723	cmp [cd_status],0	724	cmp [cd_status],0
724	jne .end	725	jne .end
725	mov [IDE_Channel_2],1	726	mov [IDE_Channel_2],1
726	call reserve_ok2	727	call reserve_ok2
727	mov [ChannelNumber],2	728	mov [ChannelNumber],2
728	mov [DiskNumber],1	729	mov [DiskNumber],1
729	mov [cdpos],4	730	mov [cdpos],4
730	call GetEvent_StatusNotification	731	call GetEvent_StatusNotification
731	cmp [CDDataBuf+4],byte 1	732	cmp [CDDataBuf+4],byte 1
732	je .eject_ide3	733	je .eject_ide3
733	call syscall_cdaudio.free	734	call syscall_cdaudio.free
734	jmp .ide2_1	735	jmp .ide2_1
735	.eject_ide3:	736	.eject_ide3:
736	call .eject	737	call .eject
737	call syscall_cdaudio.free	738	call syscall_cdaudio.free
738	jmp .ide2_1	739	jmp .ide2_1
739		740
740	.ide2:	741	.ide2:
741	cli	742	cli
742	cmp [ATAPI_IDE2_lock],1	743	cmp [ATAPI_IDE2_lock],1
743	jne .ide1_1	744	jne .ide1_1
744	cmp [IDE_Channel_2],0	745	cmp [IDE_Channel_2],0
745	jne .ide1_1	746	jne .ide1_1
746	cmp [cd_status],0	747	cmp [cd_status],0
747	jne .end	748	jne .end
748	mov [IDE_Channel_2],1	749	mov [IDE_Channel_2],1
749	call reserve_ok2	750	call reserve_ok2
750	mov [ChannelNumber],2	751	mov [ChannelNumber],2
751	mov [DiskNumber],0	752	mov [DiskNumber],0
752	mov [cdpos],3	753	mov [cdpos],3
753	call GetEvent_StatusNotification	754	call GetEvent_StatusNotification
754	cmp [CDDataBuf+4],byte 1	755	cmp [CDDataBuf+4],byte 1
755	je .eject_ide2	756	je .eject_ide2
756	call syscall_cdaudio.free	757	call syscall_cdaudio.free
757	jmp .ide1_1	758	jmp .ide1_1
758	.eject_ide2:	759	.eject_ide2:
759	call .eject	760	call .eject
760	call syscall_cdaudio.free	761	call syscall_cdaudio.free
761	jmp .ide1_1	762	jmp .ide1_1
762		763
763	.ide1:	764	.ide1:
764	cli	765	cli
765	cmp [ATAPI_IDE1_lock],1	766	cmp [ATAPI_IDE1_lock],1
766	jne .ide0_1	767	jne .ide0_1
767	cmp [IDE_Channel_1],0	768	cmp [IDE_Channel_1],0
768	jne .end	769	jne .end
769	cmp [cd_status],0	770	cmp [cd_status],0
770	jne .end	771	jne .end
771	mov [IDE_Channel_1],1	772	mov [IDE_Channel_1],1
772	call reserve_ok2	773	call reserve_ok2
773	mov [ChannelNumber],1	774	mov [ChannelNumber],1
774	mov [DiskNumber],1	775	mov [DiskNumber],1
775	mov [cdpos],2	776	mov [cdpos],2
776	call GetEvent_StatusNotification	777	call GetEvent_StatusNotification
777	cmp [CDDataBuf+4],byte 1	778	cmp [CDDataBuf+4],byte 1
778	je .eject_ide1	779	je .eject_ide1
779	call syscall_cdaudio.free	780	call syscall_cdaudio.free
780	jmp .ide0_1	781	jmp .ide0_1
781	.eject_ide1:	782	.eject_ide1:
782	call .eject	783	call .eject
783	call syscall_cdaudio.free	784	call syscall_cdaudio.free
784	jmp .ide0_1	785	jmp .ide0_1
785		786
786	.ide0:	787	.ide0:
787	cli	788	cli
788	cmp [ATAPI_IDE0_lock],1	789	cmp [ATAPI_IDE0_lock],1
789	jne .end	790	jne .end
790	cmp [IDE_Channel_1],0	791	cmp [IDE_Channel_1],0
791	jne .end	792	jne .end
792	cmp [cd_status],0	793	cmp [cd_status],0
793	jne .end	794	jne .end
794	mov [IDE_Channel_1],1	795	mov [IDE_Channel_1],1
795	call reserve_ok2	796	call reserve_ok2
796	mov [ChannelNumber],1	797	mov [ChannelNumber],1
797	mov [DiskNumber],0	798	mov [DiskNumber],0
798	mov [cdpos],1	799	mov [cdpos],1
799	call GetEvent_StatusNotification	800	call GetEvent_StatusNotification
800	cmp [CDDataBuf+4],byte 1	801	cmp [CDDataBuf+4],byte 1
801	je .eject_ide0	802	je .eject_ide0
802	call syscall_cdaudio.free	803	call syscall_cdaudio.free
803	jmp .end	804	jmp .end
804	.eject_ide0:	805	.eject_ide0:
805	call .eject	806	call .eject
806	call syscall_cdaudio.free	807	call syscall_cdaudio.free
807	jmp .end	808	jmp .end
808		809
809	.eject:	810	.eject:
810	call clear_CD_cache	811	call clear_CD_cache
811	call allow_medium_removal	812	call allow_medium_removal
812	mov [ignore_CD_eject_wait],1	813	mov [ignore_CD_eject_wait],1
813	call EjectMedium	814	call EjectMedium
814	mov [ignore_CD_eject_wait],0	815	mov [ignore_CD_eject_wait],0
815	ret	816	ret
816		817
817	timer_ATAPI_check dd 0	818	timer_ATAPI_check dd 0
818	ATAPI_IDE0_lock db 0	819	ATAPI_IDE0_lock db 0
819	ATAPI_IDE1_lock db 0	820	ATAPI_IDE1_lock db 0
820	ATAPI_IDE2_lock db 0	821	ATAPI_IDE2_lock db 0
821	ATAPI_IDE3_lock db 0	822	ATAPI_IDE3_lock db 0
822	ignore_CD_eject_wait db 0	823	ignore_CD_eject_wait db 0
823		824
824	;*************************************************	825	;*************************************************
825	;* Ïîëó÷èòü ñîîáùåíèå î ñîáûòèè èëè ñîñòîÿíèè *	826	;* Ïîëó÷èòü ñîîáùåíèå î ñîáûòèè èëè ñîñòîÿíèè *
826	;* óñòðîéñòâà *	827	;* óñòðîéñòâà *
827	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	828	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
828	;* ïåðåìåííûå: *	829	;* ïåðåìåííûå: *
829	;* ChannelNumber - íîìåð êàíàëà; *	830	;* ChannelNumber - íîìåð êàíàëà; *
830	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	831	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
831	;*************************************************	832	;*************************************************
832	GetEvent_StatusNotification:	833	GetEvent_StatusNotification:
833	pusha	834	pusha
834	mov [CDDataBuf_pointer],CDDataBuf	835	mov [CDDataBuf_pointer],CDDataBuf
835	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	836	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
836	call clear_packet_buffer	837	call clear_packet_buffer
837	; Çàäàòü êîä êîìàíäû	838	; Çàäàòü êîä êîìàíäû
838	mov [PacketCommand],byte 4Ah	839	mov [PacketCommand],byte 4Ah
839	mov [PacketCommand+1],byte 00000001b	840	mov [PacketCommand+1],byte 00000001b
840	; Çàäàòü çàïðîñ êëàññà ñîîáùåíèé	841	; Çàäàòü çàïðîñ êëàññà ñîîáùåíèé
841	mov [PacketCommand+4],byte 00010000b	842	mov [PacketCommand+4],byte 00010000b
842	; Ðàçìåð âûäåëåííîé îáëàñòè	843	; Ðàçìåð âûäåëåííîé îáëàñòè
843	mov [PacketCommand+7],byte 8h	844	mov [PacketCommand+7],byte 8h
844	mov [PacketCommand+8],byte 0h	845	mov [PacketCommand+8],byte 0h
845	; Ïîäàòü êîìàíäó	846	; Ïîäàòü êîìàíäó
846	call SendPacketDatCommand	847	call SendPacketDatCommand
847	popa	848	popa
848	ret	849	ret
849		850
850	;*************************************************	851	;*************************************************
851	; ïðî÷èòàòü èíôîðìàöèþ èç TOC	852	; ïðî÷èòàòü èíôîðìàöèþ èç TOC
852	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	853	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
853	;* ïåðåìåííûå: *	854	;* ïåðåìåííûå: *
854	;* ChannelNumber - íîìåð êàíàëà; *	855	;* ChannelNumber - íîìåð êàíàëà; *
855	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	856	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
856	;*************************************************	857	;*************************************************
857	Read_TOC:	858	Read_TOC:
858	pusha	859	pusha
859	mov [CDDataBuf_pointer],CDDataBuf	860	mov [CDDataBuf_pointer],CDDataBuf
860	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	861	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
861	call clear_packet_buffer	862	call clear_packet_buffer
862	; Ñôîðìèðîâàòü ïàêåòíóþ êîìàíäó äëÿ ñ÷èòûâàíèÿ	863	; Ñôîðìèðîâàòü ïàêåòíóþ êîìàíäó äëÿ ñ÷èòûâàíèÿ
863	; ñåêòîðà äàííûõ	864	; ñåêòîðà äàííûõ
864	mov [PacketCommand],byte 0x43	865	mov [PacketCommand],byte 0x43
865	; Çàäàòü ôîðìàò	866	; Çàäàòü ôîðìàò
866	mov [PacketCommand+2],byte 1	867	mov [PacketCommand+2],byte 1
867	; Ðàçìåð âûäåëåííîé îáëàñòè	868	; Ðàçìåð âûäåëåííîé îáëàñòè
868	mov [PacketCommand+7],byte 0xFF	869	mov [PacketCommand+7],byte 0xFF
869	mov [PacketCommand+8],byte 0h	870	mov [PacketCommand+8],byte 0h
870	; Ïîäàòü êîìàíäó	871	; Ïîäàòü êîìàíäó
871	call SendPacketDatCommand	872	call SendPacketDatCommand
872	popa	873	popa
873	ret	874	ret
874		875
875	;*************************************************	876	;*************************************************
876	;* ÎÏÐÅÄÅËÈÒÜ ÎÁÙÅÅ ÊÎËÈ×ÅÑÒÂÎ ÑÅÊÒÎÐÎÂ ÍÀ ÄÈÑÊÅ *	877	;* ÎÏÐÅÄÅËÈÒÜ ÎÁÙÅÅ ÊÎËÈ×ÅÑÒÂÎ ÑÅÊÒÎÐÎÂ ÍÀ ÄÈÑÊÅ *
877	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	878	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
878	;* ïåðåìåííûå: *	879	;* ïåðåìåííûå: *
879	;* ChannelNumber - íîìåð êàíàëà; *	880	;* ChannelNumber - íîìåð êàíàëà; *
880	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	881	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
881	;*************************************************	882	;*************************************************
882	;ReadCapacity:	883	;ReadCapacity:
883	; pusha	884	; pusha
884	;; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	885	;; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
885	; call clear_packet_buffer	886	; call clear_packet_buffer
886	;; Çàäàòü ðàçìåð áóôåðà â áàéòàõ	887	;; Çàäàòü ðàçìåð áóôåðà â áàéòàõ
887	; mov [CDBlockSize],8	888	; mov [CDBlockSize],8
888	;; Ñôîðìèðîâàòü êîìàíäó READ CAPACITY	889	;; Ñôîðìèðîâàòü êîìàíäó READ CAPACITY
889	; mov [PacketCommand],word 25h	890	; mov [PacketCommand],word 25h
890	;; Ïîäàòü êîìàíäó	891	;; Ïîäàòü êîìàíäó
891	; call SendPacketDatCommand	892	; call SendPacketDatCommand
892	; popa	893	; popa
893	; ret	894	; ret
894		895
895	clear_packet_buffer:	896	clear_packet_buffer:
896	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	897	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
897	mov [PacketCommand],dword 0	898	mov [PacketCommand],dword 0
898	mov [PacketCommand+4],dword 0	899	mov [PacketCommand+4],dword 0
899	mov [PacketCommand+8],dword 0	900	mov [PacketCommand+8],dword 0
900	ret	901	ret

Subversion Repositories Kolibri OS

(root)/kernel/branches/kolibri_pe/blkdev/cd_drv.inc – Rev 996 → 2971